CVE-2015-3145

CVE-2015-3145 is a high-severity vulnerability in Haxx Curl with a CVSS 2.0 base score of 7.5. Its EPSS exploit-prediction score of 38% places it in the 98th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-119.

Key facts

• Severity: High (CVSS 2.0 base score 7.5)
• EPSS exploit prediction: 38% (98th percentile)
• Actively exploited: Not listed in CISA KEV
• Weakness: CWE-119
• Affected product: Haxx Curl
• Published: 2015-04-24
• Last modified: 2026-06-17

Description

The sanitize_cookie_path function in cURL and libcurl 7.31.0 through 7.41.0 does not properly calculate an index, which allows remote attackers to cause a denial of service (out-of-bounds write and crash) or possibly have other unspecified impact via a cookie path containing only a double-quote character.

Frequently asked questions

What is CVE-2015-3145?

The sanitize_cookie_path function in cURL and libcurl 7.31.0 through 7.41.0 does not properly calculate an index, which allows remote attackers to cause a denial of service (out-of-bounds write and crash) or possibly have other unspecified impact via a cookie path containing only a double-quote character.

How severe is CVE-2015-3145?

CVE-2015-3145 has a CVSS 2.0 base score of 7.5, rated high severity.

Is CVE-2015-3145 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 38% (98th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2015-3145?

CVE-2015-3145 primarily affects Haxx Curl. In total, 41 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2015-3145?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2015-3145 published?

CVE-2015-3145 was published on 2015-04-24 and last updated on 2026-06-17.

References

• http://advisories.mageia.org/MGASA-2015-0179.html
• http://curl.haxx.se/docs/adv_20150422C.html
• http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10743
• http://lists.apple.com/archives/security-announce/2015/Aug/msg00001.html
• http://lists.fedoraproject.org/pipermail/package-announce/2015-April/155957.html
• http://lists.fedoraproject.org/pipermail/package-announce/2015-April/156250.html
• http://lists.fedoraproject.org/pipermail/package-announce/2015-May/156945.html
• http://lists.fedoraproject.org/pipermail/package-announce/2015-May/157017.html
• http://lists.fedoraproject.org/pipermail/package-announce/2015-May/157188.html
• http://lists.opensuse.org/opensuse-updates/2015-04/msg00057.html
• http://www.debian.org/security/2015/dsa-3232
• http://www.mandriva.com/security/advisories?name=MDVSA-2015:219
• http://www.oracle.com/technetwork/security-advisory/cpuoct2018-4428296.html
• http://www.oracle.com/technetwork/topics/security/bulletinjan2016-2867206.html
• http://www.securityfocus.com/bid/74303
• http://www.securitytracker.com/id/1032232
• http://www.ubuntu.com/usn/USN-2591-1
• https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05045763
• https://security.gentoo.org/glsa/201509-02
• https://support.apple.com/kb/HT205031

Affected products (41)

• cpe:2.3:o:fedoraproject:fedora:21:*:*:*:*:*:*:*
• cpe:2.3:o:fedoraproject:fedora:22:*:*:*:*:*:*:*
• cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:lts:*:*:*
• cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*
• cpe:2.3:o:canonical:ubuntu_linux:14.10:*:*:*:*:*:*:*
• cpe:2.3:o:canonical:ubuntu_linux:15.04:*:*:*:*:*:*:*
• cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:*
• cpe:2.3:a:haxx:curl:7.31.0:*:*:*:*:*:*:*
• cpe:2.3:a:haxx:curl:7.32.0:*:*:*:*:*:*:*
• cpe:2.3:a:haxx:curl:7.33.0:*:*:*:*:*:*:*
• cpe:2.3:a:haxx:curl:7.34.0:*:*:*:*:*:*:*
• cpe:2.3:a:haxx:curl:7.35.0:*:*:*:*:*:*:*
• cpe:2.3:a:haxx:curl:7.36.0:*:*:*:*:*:*:*
• cpe:2.3:a:haxx:curl:7.37.0:*:*:*:*:*:*:*
• cpe:2.3:a:haxx:curl:7.37.1:*:*:*:*:*:*:*
• cpe:2.3:a:haxx:curl:7.38.0:*:*:*:*:*:*:*
• cpe:2.3:a:haxx:curl:7.39.0:*:*:*:*:*:*:*
• cpe:2.3:a:haxx:curl:7.40.0:*:*:*:*:*:*:*
• cpe:2.3:a:haxx:curl:7.41.0:*:*:*:*:*:*:*
• cpe:2.3:o:apple:mac_os_x:10.10.0:*:*:*:*:*:*:*
• cpe:2.3:o:apple:mac_os_x:10.10.1:*:*:*:*:*:*:*
• cpe:2.3:o:apple:mac_os_x:10.10.2:*:*:*:*:*:*:*
• cpe:2.3:o:apple:mac_os_x:10.10.3:*:*:*:*:*:*:*
• cpe:2.3:o:apple:mac_os_x:10.10.4:*:*:*:*:*:*:*
• cpe:2.3:o:oracle:solaris:11.3:*:*:*:*:*:*:*
• cpe:2.3:a:haxx:libcurl:7.30.0:*:*:*:*:*:*:*
• cpe:2.3:a:haxx:libcurl:7.31.0:*:*:*:*:*:*:*
• cpe:2.3:a:haxx:libcurl:7.32.0:*:*:*:*:*:*:*
• cpe:2.3:a:haxx:libcurl:7.33.0:*:*:*:*:*:*:*
• cpe:2.3:a:haxx:libcurl:7.34.0:*:*:*:*:*:*:*
• cpe:2.3:a:haxx:libcurl:7.35.0:*:*:*:*:*:*:*
• cpe:2.3:a:haxx:libcurl:7.36.0:*:*:*:*:*:*:*
• cpe:2.3:a:haxx:libcurl:7.37.0:*:*:*:*:*:*:*
• cpe:2.3:a:haxx:libcurl:7.37.1:*:*:*:*:*:*:*
• cpe:2.3:a:haxx:libcurl:7.38.0:*:*:*:*:*:*:*
• cpe:2.3:a:haxx:libcurl:7.39:*:*:*:*:*:*:*
• cpe:2.3:a:haxx:libcurl:7.40.0:*:*:*:*:*:*:*
• cpe:2.3:a:haxx:libcurl:7.41.0:*:*:*:*:*:*:*
• cpe:2.3:a:hp:system_management_homepage:*:*:*:*:*:*:*:*
• cpe:2.3:o:opensuse:opensuse:13.1:*:*:*:*:*:*:*

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