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Fencer Vulns
critical 9.8

CVE-2022-37454 in the critical feed json

Buffer overflow in sponge queue functions

published 2022-10-21 4 y ago modified 2026-10-14 25 d ago also BIT-libphp-2022-37454 , BIT-libpython-2022-37454 , BIT-php-2022-37454 , BIT-php-min-2022-37454 , BIT-python-2022-37454 , BIT-python-min-2022-37454 , EUVD-2023-1219 , GHSA-6w4m-2xhg-2658 , PYSEC-2026-504

cvss
9.8
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
7.4%
EPSS 7.4% chance of exploitation in 30 days, percentile 94%
public exploits
0
none known

Summary

The Keccak XKCP SHA-3 reference implementation before fdc6fef has an integer overflow and resultant buffer overflow that allows attackers to execute arbitrary code or eliminate expected cryptographic properties. This occurs in the sponge function interface.

Patch / fix

  • rubygems sha3 1.0.5
  • bitnami libphp 7.4.33, 8.0.25, 8.1.12
  • bitnami libpython 3.7.16, 3.8.16, 3.9.16, 3.10.9
  • bitnami php 7.4.33, 8.0.25, 8.1.12
  • bitnami php-min 7.4.33, 8.0.25, 8.1.12
  • bitnami python 3.7.16, 3.8.16, 3.9.16, 3.10.9
  • bitnami python-min 3.7.16, 3.8.16, 3.9.16, 3.10.9
  • Siemens SIMATIC S7-1500 CPU 1518-4 PN/DP MFP V3.1.5
  • Siemens SIMATIC S7-1500 CPU 1518F-4 PN/DP MFP V3.1.5
  • Siemens SIPLUS S7-1500 CPU 1518-4 PN/DP MFP V3.1.5
  • pypy3 Debian 14, Debian 13, Debian 12 7.3.9+dfsg-5

debian advisories DEBIAN-CVE-2022-37454

  • pypy3 Ubuntu 20.04 LTS 7.3.1+dfsg-4ubuntu0.1
  • pypy3 Ubuntu 22.04 LTS 7.3.9+dfsg-1ubuntu0.1
  • php7.2 Ubuntu 18.04 LTS 7.2.24-0ubuntu0.18.04.15
  • php7.4 Ubuntu 20.04 LTS 7.4.3-4ubuntu2.15
  • php8.1 Ubuntu 22.04 LTS 8.1.2-1ubuntu2.8
  • pysha3 Ubuntu 20.04 LTS 1.0.2-4ubuntu0.1
  • pysha3 Ubuntu 22.04 LTS 1.0.2-4.2ubuntu0.22.04.1
  • python3.6 Ubuntu 18.04 LTS 3.6.9-1~18.04ubuntu1.10

ubuntu advisories UBUNTU-CVE-2022-37454

Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

  • php RHEL 8 7.4.33-1.module+el8.8.0+17865+ef7eddfa
  • libzip RHEL 8 1.6.1-1.module+el8.3.0+6678+b09f589e
  • php-gd RHEL 8 7.4.33-1.module+el8.8.0+17865+ef7eddfa
  • php-cli RHEL 8 7.4.33-1.module+el8.8.0+17865+ef7eddfa
  • php-dba RHEL 8 7.4.33-1.module+el8.8.0+17865+ef7eddfa
  • php-dbg RHEL 8 7.4.33-1.module+el8.8.0+17865+ef7eddfa
  • php-ffi RHEL 8 7.4.33-1.module+el8.8.0+17865+ef7eddfa
  • php-fpm RHEL 8 7.4.33-1.module+el8.8.0+17865+ef7eddfa

red hat advisories RHSA-2023:2903RHSA-2023:2417RHSA-2023:0965RHSA-2023:0848

  • python310 SLE Module for Python 3 15 SP4, openSUSE Leap 15.4 3.10.10-150400.4.22.1
  • python310-core SLE Module for Python 3 15 SP4, openSUSE Leap 15.4 3.10.10-150400.4.22.1
  • python310-documentation openSUSE Leap 15.4 3.10.10-150400.4.22.1
  • python39 SLES for SAP 15 SP3, SLES 15 SP3-LTSS, SLE Real Time 15 SP3 +6 more 3.9.16-150300.4.24.1
  • python39-core SLES for SAP 15 SP3, SLES 15 SP3-LTSS, SLE Real Time 15 SP3 +6 more 3.9.16-150300.4.24.1
  • python39-documentation openSUSE Leap 15.4 3.9.16-150300.4.24.1
  • python3 SLE Module for Basesystem 15 SP4, SLE Module for Basesystem 15 SP3, SLE Micro 5.3 +5 more 3.6.15-150300.10.37.2
  • python3-core SLE Module for Development Tools 15 SP4, SLE Module for Development Tools 15 SP3, SLE Module for Basesystem 15 SP4 +7 more 3.6.15-150300.10.37.2

suse advisories SUSE-SU-2023:0748-1SUSE-SU-2023:0707-1SUSE-SU-2022:4281-1SUSE-SU-2022:4274-1SUSE-SU-2022:4069-1SUSE-SU-2022:4068-1

  • python38 openSUSE Tumbleweed 3.8.15-3.1
  • php7 openSUSE Tumbleweed 7.4.33-1.1
  • python39 openSUSE Tumbleweed 3.9.16-1.1
  • python310 openSUSE Tumbleweed 3.10.9-1.1

opensuse advisories openSUSE-SU-2024:12461-1openSUSE-SU-2024:12476-1openSUSE-SU-2024:12559-1openSUSE-SU-2024:12563-1

  • php AlmaLinux 8 7.4.33-1.module_el8.8.0+3477+f828cbb0
  • libzip AlmaLinux 8 1.6.1-1.module_el8.6.0+2750+78feabcb
  • libzip AlmaLinux 8 1.6.1-1.module_el8.6.0+3239+bedf0508
  • php-gd AlmaLinux 8 7.4.33-1.module_el8.8.0+3477+f828cbb0
  • php-cli AlmaLinux 8 7.4.33-1.module_el8.8.0+3477+f828cbb0
  • php-dba AlmaLinux 8 7.4.33-1.module_el8.8.0+3477+f828cbb0
  • php-dbg AlmaLinux 8 7.4.33-1.module_el8.8.0+3477+f828cbb0
  • php-ffi AlmaLinux 8 7.4.33-1.module_el8.8.0+3477+f828cbb0

almalinux advisories ALSA-2023:2903ALSA-2023:2417ALSA-2023:0965ALSA-2023:0848

  • php-pecl-rrd Rocky Linux 9 2.0.3-4.module+el9.7.0+40005+715283ec
  • php-pecl-rrd Rocky Linux 9 2.0.3-4.module+el9.7.0+40004+bf50a568
  • php-pecl-rrd Rocky Linux 9 2.0.3-4.module+el9.7.0+40003+454ed3c4
  • php-pecl-zip Rocky Linux 9 1.20.1-1.module+el9.7.0+40003+454ed3c4
  • php-pecl-apcu Rocky Linux 9 5.1.21-1.module+el9.7.0+40003+454ed3c4
  • php-pecl-xdebug3 Rocky Linux 9 3.1.4-1.module+el9.7.0+40003+454ed3c4
  • php Rocky Linux 8 7.4.33-1.module+el8.10.0+1604+6558efc7
  • libzip Rocky Linux 8 1.6.1-1.module+el8.10.0+1912+72767185

rocky linux advisories RLSA-2023:2417RLSA-2023:2903RLSA-2023:0965RLSA-2023:0848

  • php7 Alpine 3.15, Alpine 3.14 7.4.33-r0
  • php8 Alpine 3.16, Alpine 3.15 8.0.25-r0
  • php81 Alpine 3.19, Alpine 3.18, Alpine 3.17 +1 more 8.1.12-r0
  • php82 Alpine 3.22, Alpine 3.21, Alpine 3.20 +2 more 8.2.0_rc5-r0
  • python3 Alpine 3.17, Alpine 3.16 3.10.9-r0

alpine advisories ALPINE-CVE-2022-37454

Alpine secdb © Alpine Linux, from https://secdb.alpinelinux.org via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

  • php CBL-Mariner 2.0 8.1.12-1
  • python3 CBL-Mariner 2.0 3.9.14-5

azure linux advisories AZL-11501AZL-11503

Azure Linux vulnerability data, Copyright (c) Microsoft Corporation, from https://github.com/microsoft/AzureLinuxVulnerabilityData via OSV, under the MIT licence; changed: normalised to fixed package versions per release. MIT

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2022-37454 updated cvss 8.1

XKCP: buffer overflow in the SHA-3 reference implementation

  • Red Hat Enterprise Linux 6 php, php-gd, php-cli, php-dba, php-fpm, php-pdo, +20 more Red Hat Enterprise Linux 7 php, php-gd, php-cli, php-dba, php-fpm, php-pdo, +18 more
    affected: workaround, no fix planned “Out of support scope”
  • Red Hat Software Collections rh-php73-php, rh-php73-php-gd, rh-php73-php-cli, rh-php73-php-dba, rh-php73-php-dbg, rh-php73-php-fpm, +22 more
    affected: workaround, no fix planned “Will not fix”
  • Red Hat Enterprise Linux AppStream (v. 8) php 7.4.33-1.module+el8.8.0+17865+ef7eddfa, php 8.0.27-1.module+el8.7.0+17863+0ad92cd2, libzip 1.6.1-1.module+el8.3.0+6678+b09f589e, libzip 1.7.3-1.module+el8.6.0+13671+84712317, php-gd 7.4.33-1.module+el8.8.0+17865+ef7eddfa, php-gd 8.0.27-1.module+el8.7.0+17863+0ad92cd2, +60 more
    fixed: vendor fix RHSA-2023:0848
  • Red Hat Enterprise Linux AppStream (v. 9) php 8.0.27-1.el9_1, php-gd 8.0.27-1.el9_1, php-cli 8.0.27-1.el9_1, php-dba 8.0.27-1.el9_1, php-dbg 8.0.27-1.el9_1, php-ffi 8.0.27-1.el9_1, +47 more
    fixed: vendor fix RHSA-2023:0965
  • Red Hat Enterprise Linux 6 python, tkinter, python-libs, python-test, python-tools Red Hat Enterprise Linux 7 python, python3, tkinter, python-libs, python-test, python-tools, +4 more Red Hat Enterprise Linux 8 pytz, babel, numpy, scipy, Cython, PyYAML, +127 more Red Hat Enterprise Linux 9 python3, python3.9, python3-idle, python3-libs, python3-test, python3-tkinter, +1 more Red Hat Software Collections rh-python38-python, rh-python38-python-idle, rh-python38-python-libs, rh-python38-python-test, rh-python38-python-tkinter, rh-python38-python-rpm-macros, +1 more
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

cisa ICSA-23-348-10 updated cvss 9.8

Siemens SIMATIC S7-1500

  • Siemens SIMATIC S7-1500 CPU 1518-4 PN/DP MFP (6ES7518-4AX00-1AB0) >= 3.1.0, < 3.1.5 Siemens SIMATIC S7-1500 CPU 1518-4 PN/DP MFP (6ES7518-4AX00-1AC0) >= 3.1.0, < 3.1.5 Siemens SIMATIC S7-1500 CPU 1518F-4 PN/DP MFP (6ES7518-4FX00-1AB0) >= 3.1.0, < 3.1.5 Siemens SIMATIC S7-1500 CPU 1518F-4 PN/DP MFP (6ES7518-4FX00-1AC0) >= 3.1.0, < 3.1.5 Siemens SIPLUS S7-1500 CPU 1518-4 PN/DP MFP (6AG1518-4AX00-4AC0) >= 3.1.0, < 3.1.5
    affected: fixed in V3.1.5, mitigation support.industry.siemens.com

Facts from CISA's republication of the vendor's own advisory (CSAF); the linked advisory is the authoritative source. CISA notification · csaf

cisa ICSA-24-102-04 updated cvss 9.8

Siemens RUGGEDCOM APE1808

  • Siemens RUGGEDCOM APE1808
    affected: vendor fix

Facts from CISA's republication of the vendor's own advisory (CSAF); the linked advisory is the authoritative source. CISA notification · csaf

cisa ICSA-24-046-11 updated cvss 9.8

Siemens SCALANCE XCM-/XRM-300

  • Siemens SCALANCE XCH328 (6GK5328-4TS01-2EC2) <V2.4 Siemens SCALANCE XCM324 (6GK5324-8TS01-2AC2) <V2.4 Siemens SCALANCE XCM328 (6GK5328-4TS01-2AC2) <V2.4 Siemens SCALANCE XCM332 (6GK5332-0GA01-2AC2) <V2.4 Siemens SCALANCE XRH334 (24 V DC, 8xFO, CC) (6GK5334-2TS01-2ER3) <V2.4 Siemens SCALANCE XRM334 (2x230 V AC, 8xFO) (6GK5334-2TS01-4AR3) <V2.4
    +5 more products
    Siemens SCALANCE XRM334 (2x230 V AC, 12xFO) (6GK5334-3TS01-4AR3) <V2.4 Siemens SCALANCE XRM334 (24 V DC, 8xFO) (6GK5334-2TS01-2AR3) <V2.4 Siemens SCALANCE XRM334 (24 V DC, 12xFO) (6GK5334-3TS01-2AR3) <V2.4 Siemens SCALANCE XRM334 (230 V AC, 8xFO) (6GK5334-2TS01-3AR3) <V2.4 Siemens SCALANCE XRM334 (230 V AC, 12xFO) (6GK5334-3TS01-3AR3) <V2.4
    affected: fixed in V2.4 support.industry.siemens.com

Facts from CISA's republication of the vendor's own advisory (CSAF); the linked advisory is the authoritative source. CISA notification · csaf

CISA SSVC

Exploitation
Proof of concept is public
Automatable
yes
Technical impact
total
Assessed
18 mo ago

Exploit prediction

7.41% chance of exploitation in the next 30 days, higher than 94% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • mouha.be https://mouha.be/sha-3-buffer-overflow/ referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
CISA ADP 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
GitHub 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CNA 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
OSV 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected packages

ecosystem package affected fixed in
pypi pysha3
<=1.0.2
 no fix listed
rubygems sha3
<1.0.5
1.0.5
bitnami libphp
>=7.2.0, <7.4.33
>=8.0.0, <8.0.25
>=8.1.0, <8.1.12
7.4.33
8.0.25
8.1.12
bitnami libpython
>=3.6.0, <3.7.16
>=3.8.0, <3.8.16
>=3.9.0, <3.9.16
>=3.10.0, <3.10.9
3.7.16
3.8.16
3.9.16
3.10.9
bitnami php
>=7.2.0, <7.4.33
>=8.0.0, <8.0.25
>=8.1.0, <8.1.12
7.4.33
8.0.25
8.1.12
bitnami php-min
>=7.2.0, <7.4.33
>=8.0.0, <8.0.25
>=8.1.0, <8.1.12
7.4.33
8.0.25
8.1.12
bitnami python
>=3.6.0, <3.7.16
>=3.8.0, <3.8.16
>=3.9.0, <3.9.16
>=3.10.0, <3.10.9
3.7.16
3.8.16
3.9.16
3.10.9
bitnami python-min
>=3.6.0, <3.7.16
>=3.8.0, <3.8.16
>=3.9.0, <3.9.16
>=3.10.0, <3.10.9
3.7.16
3.8.16
3.9.16
3.10.9

Affected products

  • Siemens RUGGEDCOM APE1808
  • Siemens SIMATIC S7-1500 CPU 1518-4 PN/DP MFP
  • Siemens SIMATIC S7-1500 CPU 1518F-4 PN/DP MFP
  • Siemens SIPLUS S7-1500 CPU 1518-4 PN/DP MFP

Classification

Weakness
  • CWE-190 Integer Overflow or Wraparound
Technology feeds

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.