CVE-2020-26154
CVSS V2 Medium 6.8
CVSS V3 Critical 9.8
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.
Overview
- CVE ID
- CVE-2020-26154
- Assigner
- cve@mitre.org
- Vulnerability Status
- Analyzed
- Published Version
- 2020-09-30T18:15:27
- Last Modified Date
- 2023-01-31T21:42:23
Weakness Enumerations
CPE Configuration (Product)
| CPE | Vulnerable | Operator | Version Start | Version End |
|---|---|---|---|---|
| cpe:2.3:a:libproxy_project:libproxy:*:*:*:*:*:*:*:* | 1 | OR | 0.4.15 | |
| cpe:2.3:o:fedoraproject:fedora:32:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:* | 1 | OR |
CVSS Version 2
- Version
- 2.0
- Vector String
- AV:N/AC:M/Au:N/C:P/I:P/A:P
- Access Vector
- NETWORK
- Access Compatibility
- MEDIUM
- Authentication
- NONE
- Confidentiality Impact
- PARTIAL
- Integrity Impact
- PARTIAL
- Availability Impact
- PARTIAL
- Base Score
- 6.8
- Severity
- MEDIUM
- Exploitability Score
- 8.6
- Impact Score
- 6.4
CVSS Version 3
- Version
- 3.1
- Vector String
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- Attack Vector
- NETWORK
- Attack Compatibility
- LOW
- Privileges Required
- NONE
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality Impact
- HIGH
- Availability Impact
- HIGH
- Base Score
- 9.8
- Base Severity
- CRITICAL
- Exploitability Score
- 3.9
- Impact Score
- 5.9
References
| Reference URL | Reference Tags |
|---|---|
| https://github.com/libproxy/libproxy/pull/126 | Third Party Advisory |
| https://bugs.debian.org/968366 | Issue Tracking Third Party Advisory |
| https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/3BID3HVHAF6DA3YJOFDBSAZSMR3ODNIW/ | Third Party Advisory |
| https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/WZVZXTFMFTSML3J6OOCDBDYH474BRJSW/ | Mailing List Third Party Advisory |
| http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00030.html | |
| http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00033.html | |
| https://lists.debian.org/debian-lts-announce/2020/11/msg00024.html | |
| https://www.debian.org/security/2020/dsa-4800 |
Sources
| Source Name | Source URL |
|---|---|
| NIST | https://nvd.nist.gov/vuln/detail/CVE-2020-26154 |
| MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-26154 |
History
| Created | Old Value | New Value | Data Type | Notes |
|---|---|---|---|---|
| 2022-05-10 07:32:41 | Added to TrackCVE | |||
| 2022-12-04 23:33:45 | 2020-09-30T18:15Z | 2020-09-30T18:15:27 | CVE Published Date | updated |
| 2022-12-04 23:33:45 | 2020-11-29T04:15:11 | CVE Modified Date | updated | |
| 2022-12-04 23:33:45 | Undergoing Analysis | Vulnerability Status | updated | |
| 2023-02-01 00:11:51 | 2023-01-31T21:42:23 | CVE Modified Date | updated | |
| 2023-02-01 00:11:51 | Undergoing Analysis | Analyzed | Vulnerability Status | updated |