Description
Multiple stack-based buffer overflows in libcURL and cURL 7.12.1, and possibly other versions, allow remote malicious web servers to execute arbitrary code via base64 encoded replies that exceed the intended buffer lengths when decoded, which is not properly handled by (1) the Curl_input_ntlm function in http_ntlm.c during NTLM authentication or (2) the Curl_krb_kauth and krb4_auth functions in krb4.c during Kerberos authentication.
Metrics
CVSS 3.1 8.8/10
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HWeakness enumeration
Affected software
| Vendor | Product | Versions |
|---|---|---|
| n/a | n/a | n/a |
References
- http://distro.conectiva.com.br/atualizacoes/?id=a&anuncio=000940Broken Link, Patch, Vendor Advisory
- http://marc.info/?l=full-disclosure&m=110959085507755&w=2Mailing List, Patch
- http://www.gentoo.org/security/en/glsa/glsa-200503-20.xmlThird Party Advisory
- http://www.idefense.com/application/poi/display?id=202&type=vulnerabilitiesBroken Link, Vendor Advisory
- http://www.idefense.com/application/poi/display?id=203&type=vulnerabilitiesBroken Link, Vendor Advisory
- http://www.mandriva.com/security/advisories?name=MDKSA-2005:048Third Party Advisory
- http://www.novell.com/linux/security/advisories/2005_11_curl.htmlBroken Link
- http://www.redhat.com/support/errata/RHSA-2005-340.htmlBroken Link
- http://www.securityfocus.com/bid/12615Broken Link, Third Party Advisory, VDB Entry
- http://www.securityfocus.com/bid/12616Broken Link, Third Party Advisory, VDB Entry
- https://exchange.xforce.ibmcloud.com/vulnerabilities/19423Third Party Advisory, VDB Entry
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10273Broken Link
- http://distro.conectiva.com.br/atualizacoes/?id=a&anuncio=000940Broken Link, Patch, Vendor Advisory
- http://marc.info/?l=full-disclosure&m=110959085507755&w=2Mailing List, Patch
- http://www.gentoo.org/security/en/glsa/glsa-200503-20.xmlThird Party Advisory
- http://www.idefense.com/application/poi/display?id=202&type=vulnerabilitiesBroken Link, Vendor Advisory
- http://www.idefense.com/application/poi/display?id=203&type=vulnerabilitiesBroken Link, Vendor Advisory
- http://www.mandriva.com/security/advisories?name=MDKSA-2005:048Third Party Advisory
- http://www.novell.com/linux/security/advisories/2005_11_curl.htmlBroken Link
- http://www.redhat.com/support/errata/RHSA-2005-340.htmlBroken Link
- http://www.securityfocus.com/bid/12615Broken Link, Third Party Advisory, VDB Entry
- http://www.securityfocus.com/bid/12616Broken Link, Third Party Advisory, VDB Entry
- https://exchange.xforce.ibmcloud.com/vulnerabilities/19423Third Party Advisory, VDB Entry
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10273Broken Link
Timeline
- Published
- May 2, 2005
- Last modified
- Jun 16, 2026
- NVD status
- Modified