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Fencer Vulns
high 7.8

CVE-2023-51257 json

An invalid memory write issue in Jasper-Software Jasper v.4.1.1 and before allows a local attacker to execute arbitrary code.

published 2024-01-16 2 y ago modified 2026-06-17 4 mo ago also EUVD-2023-55979

cvss
7.8
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.3%
EPSS 0.3% chance of exploitation in 30 days, percentile 17%
public exploits
0
none known

Summary

An invalid memory write issue in Jasper-Software Jasper v.4.1.1 and before allows a local attacker to execute arbitrary code.

Patch / fix

  • jasper SLE Module for Desktop Applications 15 SP7, SLE Module for Desktop Applications 15 SP6, openSUSE Leap 15.6 4.2.8-150600.4.5.1
  • jasper SLE Module for Desktop Applications 15 SP5, SLE Module for Basesystem 15 SP5, openSUSE Leap 15.5 2.0.14-150000.3.31.1
  • jasper SLES for SAP 12 SP5, SLES 12 SP5, SLE Software Development Kit 12 SP5 1.900.14-195.37.1

suse advisories SUSE-SU-2025:3947-1SUSE-SU-2024:0241-1SUSE-SU-2024:0240-1

  • jasper openSUSE Tumbleweed 4.1.2-1.1

opensuse advisories openSUSE-SU-2024:13576-1

  • jasper CBL-Mariner 2.0 2.0.32-4
  • jasper Azure Linux 3.0 4.2.1-1

azure linux advisories AZL-33325AZL-34807

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-2023-51257 updated cvss 7.3

jasper: Invalid memory write

  • Red Hat Enterprise Linux 6 jasper, jasper-libs, jasper-utils Red Hat Enterprise Linux 7 jasper, jasper-libs, jasper-utils
    affected: workaround, no fix planned “Out of support scope”
  • Red Hat Enterprise Linux 8 jasper, jasper-libs Red Hat Enterprise Linux 9 jasper, jasper-libs, jasper-utils
    affected: workaround, no fix available “Fix deferred”

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 SSVC

Exploitation
Proof of concept is public
Automatable
no
Technical impact
total
Assessed
2 y ago

Exploit prediction

0.26% chance of exploitation in the next 30 days, higher than 17% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CISA ADP 3.1 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
NVD 3.1 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CNA 3.1 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Classification

Weakness
  • CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer

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.