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Fencer Vulns
high 7.5

CVE-2008-2935 in the critical feed json

Multiple heap-based buffer overflows in the rc4 (1) encryption (aka exsltCryptoRc4EncryptFunction) and (2) decryption (aka exsltCryptoRc4De…

published 2008-08-01 18 y ago modified 2026-06-16 4 mo ago also EUVD-2008-2928

cvss
7.5
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
12.8%
EPSS 12.8% chance of exploitation in 30 days, percentile 96%
public exploits
1
Exploit-DB

Summary

Multiple heap-based buffer overflows in the rc4 (1) encryption (aka exsltCryptoRc4EncryptFunction) and (2) decryption (aka exsltCryptoRc4DecryptFunction) functions in crypto.c in libexslt in libxslt 1.1.8 through 1.1.24 allow context-dependent attackers to execute arbitrary code via an XML file containing a long string as "an argument in the XSL input."

Patch / fix

  • libxslt Debian 14, Debian 13, Debian 12 1.1.24-2

debian advisories DEBIAN-CVE-2008-2935

  • libxslt RHEL 4 1.1.11-1.el4_7.2
  • libxslt RHEL 5 1.1.17-2.el5_2.2
  • libxslt-python RHEL 4 1.1.11-1.el4_7.2
  • libxslt-python RHEL 5 1.1.17-2.el5_2.2

red hat advisories RHSA-2008:0649

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-2008-2935 updated

libxslt: buffer overflow in libexslt RC4 encryption/decryption functions

  • Red Hat Enterprise Linux (v. 5 server) libxslt 1.1.17-2.el5_2.2, libxslt-python 1.1.17-2.el5_2.2 Red Hat Enterprise Linux AS version 4 libxslt 1.1.11-1.el4_7.2, libxslt-python 1.1.11-1.el4_7.2 Red Hat Enterprise Linux Desktop (v. 5 client) libxslt 1.1.17-2.el5_2.2, libxslt-python 1.1.17-2.el5_2.2 Red Hat Enterprise Linux Desktop version 4 libxslt 1.1.11-1.el4_7.2, libxslt-python 1.1.11-1.el4_7.2 Red Hat Enterprise Linux Desktop Workstation (v. 5 client) libxslt 1.1.17-2.el5_2.2, libxslt-python 1.1.17-2.el5_2.2 Red Hat Enterprise Linux ES version 4 libxslt 1.1.11-1.el4_7.2, libxslt-python 1.1.11-1.el4_7.2
    +1 more products
    Red Hat Enterprise Linux WS version 4 libxslt 1.1.11-1.el4_7.2, libxslt-python 1.1.11-1.el4_7.2
    fixed: vendor fix RHSA-2008:0649

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

Timeline

  1. First public exploit (EDB-32133)
  2. Published

Exploit prediction

12.79% chance of exploitation in the next 30 days, higher than 96% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • EDB-32133 libxslt 1.1.x - RC4 Encryption and Decryption functions Buffer Overflow remote, 2008-07-31
  • ocert.org http://www.ocert.org/patches/exslt_crypt.patch referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 2.0 7.5 AV:N/AC:L/Au:N/C:P/I:P/A:P

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.