pidgin: MXIT HTTP Content-Length Buffer Overflow Vulnerability
Published Jan 6, 2017
8.1
HIGHCVSS 3.0
EPSS 2.60%
Description
A buffer overflow vulnerability exists in the handling of the MXIT protocol in Pidgin. Specially crafted MXIT data sent by the server could potentially result in an out-of-bounds write of one byte. A malicious server can send a negative content-length in response to a HTTP request triggering the vulnerability.
Affected products
-
- Version 2.10.11StatusaffectedConstraints-
- Version
Configuration 2
- 12.04
- 14.04
- 15.10
Configuration 3
- 8.0
No data.
Red Hat Enterprise Linux 5
pidgin
Will not fix
Red Hat Enterprise Linux 6
pidgin
Will not fix
Red Hat Enterprise Linux 7
pidgin
Will not fix
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 5 | pidgin | Will not fix | n/a |
| Red Hat Enterprise Linux 6 | pidgin | Will not fix | n/a |
| Red Hat Enterprise Linux 7 | pidgin | Will not fix | n/a |
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
1 other source (Red Hat) ▾
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L
AV:N/AC:M/Au:N/C:P/I:P/A:P
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (13 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 2.60% (0.02600) | 84.80th | v5 (v2026.06.15) |
| Jun 15, 2026 | 2.65% (0.02647) | 83.58th | v5 (v2026.06.15) |
| Sep 20, 2025 | 3.24% (0.03242) | 86.64th | v4 (v2025.03.14) |
| Mar 30, 2025 | 1.25% (0.01250) | 77.48th | v4 (v2025.03.14) |
| Mar 29, 2025 | 2.73% (0.02726) | 76.52th | v4 (v2025.03.14) |
| Mar 17, 2025 | 1.25% (0.01250) | 77.96th | v4 (v2025.03.14) |
| Dec 17, 2024 | 2.33% (0.02325) | 89.42th | v3 (v2023.03.01) |
| Apr 4, 2024 | 1.06% (0.01060) | 83.82th | v3 (v2023.03.01) |
| Mar 7, 2023 | 1.06% (0.01060) | 81.81th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.11% (0.01108) | 55.18th | v2 (v2022.01.01) |
| Sep 17, 2022 | 1.11% (0.01108) | 53.57th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.11% (0.01108) | 51.54th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.11% (0.01108) | 29.61th | v2 (v2022.01.01) |
References (11)
- http://www.debian.org/security/2016/dsa-3620 vendor-advisoryx_refsource_DEBIANThird Party Advisory
- http://www.pidgin.im/news/security/?id=93 x_refsource_CONFIRMPatchVendor Advisory
- http://www.securityfocus.com/bid/91335 vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry
- http://www.talosintel.com/reports/TALOS-2016-0119/
- http://www.talosintelligence.com/reports/TALOS-2016-0119/ x_refsource_MISCTechnical DescriptionThird Party Advisory
- http://www.ubuntu.com/usn/USN-3031-1 vendor-advisoryx_refsource_UBUNTUThird Party Advisory
- https://access.redhat.com/security/cve/CVE-2016-2377 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1348852 Issue Tracking
- https://nvd.nist.gov/vuln/detail/CVE-2016-2377
- https://security.gentoo.org/glsa/201701-38 vendor-advisoryx_refsource_GENTOO
- https://www.cve.org/CVERecord?id=CVE-2016-2377
| Link | Providers | Tags |
|---|---|---|
| http://www.debian.org/security/2016/dsa-3620 | vendor-advisoryx_refsource_DEBIANThird Party Advisory | |
| http://www.pidgin.im/news/security/?id=93 | x_refsource_CONFIRMPatchVendor Advisory | |
| http://www.securityfocus.com/bid/91335 | vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry | |
| http://www.talosintel.com/reports/TALOS-2016-0119/ | ||
| http://www.talosintelligence.com/reports/TALOS-2016-0119/ | x_refsource_MISCTechnical DescriptionThird Party Advisory | |
| http://www.ubuntu.com/usn/USN-3031-1 | vendor-advisoryx_refsource_UBUNTUThird Party Advisory | |
| https://access.redhat.com/security/cve/CVE-2016-2377 | Vendor Advisory | |
| https://bugzilla.redhat.com/show_bug.cgi?id=1348852 | Issue Tracking | |
| https://nvd.nist.gov/vuln/detail/CVE-2016-2377 | ||
| https://security.gentoo.org/glsa/201701-38 | vendor-advisoryx_refsource_GENTOO | |
| https://www.cve.org/CVERecord?id=CVE-2016-2377 |
Change history (0)
No recorded changes yet.