Description
url.cpp in libproxy through 0.4.15 is prone to a buffer overflow when PAC is enabled, as demonstrated by a large PAC file that is delivered without a Content-length header.
References (8)
Core 8
Core References
Third Party Advisory x_refsource_misc
https://github.com/libproxy/libproxy/pull/126
Issue Tracking, Third Party Advisory x_refsource_misc
https://bugs.debian.org/968366
Mailing List, Third Party Advisory vendor-advisory
x_refsource_fedora
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/3BID3HVHAF6DA3YJOFDBSAZSMR3ODNIW/
Mailing List, Third Party Advisory vendor-advisory
x_refsource_fedora
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WZVZXTFMFTSML3J6OOCDBDYH474BRJSW/
Issue Tracking, Third Party Advisory vendor-advisory
x_refsource_suse
http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00030.html
Issue Tracking, Third Party Advisory vendor-advisory
x_refsource_suse
http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00033.html
Mailing List, Third Party Advisory mailing-list
x_refsource_mlist
https://lists.debian.org/debian-lts-announce/2020/11/msg00024.html
Third Party Advisory vendor-advisory
x_refsource_debian
https://www.debian.org/security/2020/dsa-4800
Scores
CVSS v3
9.8
EPSS
0.0072
EPSS Percentile
72.5%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Details
CWE
CWE-120
Status
published
Products (7)
debian/debian_linux
9.0
debian/debian_linux
10.0
fedoraproject/fedora
32
fedoraproject/fedora
33
libproxy_project/libproxy
< 0.4.15
opensuse/leap
15.1
opensuse/leap
15.2
Published
Sep 30, 2020
Tracked Since
Feb 18, 2026