CVE-2005-4077
CVE-2005-4077 is a medium-severity vulnerability in Daniel Stenberg Curl with a CVSS 2.0 base score of 4.6. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-189.
Key facts
- Severity: Medium (CVSS 2.0 base score 4.6)
- EPSS exploit prediction: 1% (40th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-189
- Affected product: Daniel Stenberg Curl
- Published:
- Last modified:
Description
Multiple off-by-one errors in the cURL library (libcurl) 7.11.2 through 7.15.0 allow local users to trigger a buffer overflow and cause a denial of service or bypass PHP security restrictions via certain URLs that (1) are malformed in a way that prevents a terminating null byte from being added to either a hostname or path buffer, or (2) contain a "?" separator in the hostname portion, which causes a "/" to be prepended to the resulting string.
Frequently asked questions
- What is CVE-2005-4077?
- Multiple off-by-one errors in the cURL library (libcurl) 7.11.2 through 7.15.0 allow local users to trigger a buffer overflow and cause a denial of service or bypass PHP security restrictions via certain URLs that (1) are malformed in a way that prevents a terminating null byte from being added to either a hostname or path buffer, or (2) contain a "?" separator in the hostname portion, which causes a "/" to be prepended to the resulting string.
- How severe is CVE-2005-4077?
- CVE-2005-4077 has a CVSS 2.0 base score of 4.6, rated medium severity.
- Is CVE-2005-4077 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (40th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2005-4077?
- CVE-2005-4077 primarily affects Daniel Stenberg Curl. In total, 11 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
- How do I fix CVE-2005-4077?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- When was CVE-2005-4077 published?
- CVE-2005-4077 was published on 2005-12-08 and last updated on 2026-06-16.
References
- ftp://ftp.sco.com/pub/updates/UnixWare/SCOSA-2006.16/SCOSA-2006.16.txt
- http://curl.haxx.se/docs/adv_20051207.html
- http://docs.info.apple.com/article.html?artnum=307562
- http://lists.apple.com/archives/security-announce/2006/May/msg00003.html
- http://lists.apple.com/archives/security-announce/2008/Mar/msg00001.html
- http://qa.openoffice.org/issues/show_bug.cgi?id=59032
- http://secunia.com/advisories/17907
- http://secunia.com/advisories/17960
- http://secunia.com/advisories/17961
- http://secunia.com/advisories/17965
- http://secunia.com/advisories/17977
- http://secunia.com/advisories/18105
- http://secunia.com/advisories/18188
- http://secunia.com/advisories/18336
- http://secunia.com/advisories/19261
- http://secunia.com/advisories/19433
- http://secunia.com/advisories/19457
- http://secunia.com/advisories/20077
- http://www.debian.org/security/2005/dsa-919
- http://www.gentoo.org/security/en/glsa/glsa-200512-09.xml
- http://www.gentoo.org/security/en/glsa/glsa-200603-25.xml
- http://www.hardened-php.net/advisory_242005.109.html
- http://www.mandriva.com/security/advisories?name=MDKSA-2005:224
- http://www.redhat.com/archives/fedora-announce-list/2005-December/msg00020.html
- http://www.redhat.com/support/errata/RHSA-2005-875.html
- http://www.securityfocus.com/archive/1/418849/100/0/threaded
- http://www.securityfocus.com/bid/15756
- http://www.securityfocus.com/bid/17951
- http://www.trustix.org/errata/2005/0072/
- http://www.us-cert.gov/cas/techalerts/TA06-132A.html
Affected products (11)
- cpe:2.3:a:daniel_stenberg:curl:7.11.2:*:*:*:*:*:*:*
- cpe:2.3:a:daniel_stenberg:curl:7.12:*:*:*:*:*:*:*
- cpe:2.3:a:daniel_stenberg:curl:7.12.1:*:*:*:*:*:*:*
- cpe:2.3:a:daniel_stenberg:curl:7.12.2:*:*:*:*:*:*:*
- cpe:2.3:a:daniel_stenberg:curl:7.12.3:*:*:*:*:*:*:*
- cpe:2.3:a:daniel_stenberg:curl:7.13:*:*:*:*:*:*:*
- cpe:2.3:a:daniel_stenberg:curl:7.13.1:*:*:*:*:*:*:*
- cpe:2.3:a:daniel_stenberg:curl:7.13.2:*:*:*:*:*:*:*
- cpe:2.3:a:daniel_stenberg:curl:7.14:*:*:*:*:*:*:*
- cpe:2.3:a:daniel_stenberg:curl:7.14.1:*:*:*:*:*:*:*
- cpe:2.3:a:daniel_stenberg:curl:7.15:*:*:*:*:*:*:*
More vulnerabilities in Daniel Stenberg Curl
- CVE-2000-0973 — Critical (CVSS 10.0): Buffer overflow in curl earlier than 6.0-1.1, and curl-ssl earlier than 6.0-1.2, allows remote attackers to execute…
- CVE-2006-1061 — High (CVSS 7.5): Heap-based buffer overflow in cURL and libcURL 7.15.0 through 7.15.2 allows remote attackers to execute arbitrary…
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