Description
The http_negotiate_create_context function in protocol/http/http_negotiate.c in ELinks 0.12 before 0.12pre6, when using HTTP Negotiate or GSS-Negotiate authentication, delegates user credentials through GSSAPI, which allows remote servers to authenticate as the client via the delegated credentials.
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | elinks | 0.12~pre5-9 | — |
| Debian 13 | elinks | 0.12~pre5-9 | — |
| Debian 12 | elinks | 0.12~pre5-9 | — |
| Debian 6.0 | elinks | 0.12~pre5-2+squeeze1 | DSA-2592-1 |
Red Hat
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| RHEL 6 | elinks | 0.12-0.21.pre5.el6_3 | RHSA-2013:0250 |
| RHEL 5 | elinks | 0.11.1-8.el5_9 | RHSA-2013:0250 |
Advisories 2
- RHSA-2013:0250 Red Hat Security Advisory: elinks security update Red Hat Security Advisories (RHSA) · Jun 26, 2026
- DSA-2592-1 elinks - programming error Debian Security (DSA / DLA) · Mar 9, 2026
References
- MDVSA-2013:075 vendor-advisory
- 57065 vdb-entry
- DSA-2592 vendor-advisory
- elinks-httpnegotiate-security-bypass(80882) vdb-entry
- http://repo.or.cz/w/elinks.git/blobdiff/89056e21fc7ab8e1c2d4e06ec9d0c6d01e70669a..da18694ff7dd0b67dfcb3c417fb0579b1e7d02d7:/src/protocol/http/http_negotiate.c
- RHSA-2013:0250 vendor-advisory
- http://bugzilla.elinks.cz/show_bug.cgi?id=1124
- 51569 third-party-advisory