CVE-2017-5929

QOS.ch Logback before 1.2.0 has a serialization vulnerability affecting the SocketServer and ServerSocketReceiver components.

Published: 2017-03-13 Last update: 2026-05-13 Assigner: [email protected] Source: [email protected]

Conclusion & alert: CVE-2017-5929 is rated High Risk (68.2/100): CVSS Critical severity, with high exploitation likelihood (EPSS 10.14%, 93th percentile). Core evidence: EPSS ranks this CVE among the most likely to be exploited in the near term. Mandatory action: High exploitation likelihood—assess exposure and prioritize remediation.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Exploit prediction scoring system (EPSS) score for CVE-2017-5929

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2026-03-13 13.69% 10.14% -3.55%
2 2026-03-04 9.94% 13.69% +3.75%
3 2026-03-01 9.94%

Full EPSS history (39 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2017-5929

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
9.8 3.1 CRITICAL
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Click to expand
Attack vector (AV:N)
Could be attacked over the internet or any normal routed network—not just someone sitting at the machine.
Attack complexity (AC:L)
Once they can reach the bug, pulling it off is straightforward—no weird race conditions or rare setup.
Privileges required (PR:N)
No account or special rights needed—anonymous or random user is enough.
User interaction (UI:N)
Nobody has to click “OK” or open a trap file; it can work without a victim helping.
Scope (S:U)
Damage stays in the same “trust bubble” as the broken component—no big spill into unrelated systems.
Confidentiality (C:H)
Serious risk that confidential data gets exposed in a big way.
Integrity (I:H)
They could widely tamper with or forge data—trust in the data is badly hurt.
Availability (A:H)
Could take the service down hard or make it unusable for people who depend on it.
3.9 5.9 [email protected]
7.5 2.0 HIGH
AV:N/AC:L/Au:N/C:P/I:P/A:P Click to expand
Access vector (AV:N)
Can be exploited remotely over network reachability.
Access complexity (AC:L)
Exploitation conditions are straightforward and predictable.
Authentication (AU:N)
No authentication is required.
Confidentiality impact (C:P)
Partial confidentiality impact.
Integrity impact (I:P)
Partial integrity impact.
Availability impact (A:P)
Partial availability impact.
10.0 6.4 [email protected]

Weakness enumeration for CVE-2017-5929

GitHub Security Advisory for CVE-2017-5929

GHSA-vmfg-rjjm-rjrj · Severity: critical · Ecosystem: maven — QOS.ch Logback vulnerable to Deserialization of Untrusted Data

OS Trackers for CVE-2017-5929

vendor priority summary link
debian not yet assigned CVE-2017-5929 not yet assigned priority: Debian including 1 source packages (logback), 5 status rows across 5 suites (bookworm, bullseye, forky, sid, trixie): resolved 5. https://security-tracker.debian.org/tracker/CVE-2017-5929
redhat medium https://access.redhat.com/security/cve/CVE-2017-5929
ubuntu medium CVE-2017-5929 medium priority: Ubuntu including 1 source packages (logback), 16 status rows across 16 suites (bionic, focal, groovy, hirsute, impish, jammy, kinetic, lunar, mantic, noble, oracular, plucky, questing, trusty, upstream, xenial): not-affected 13, DNE 1, needed 1, released 1. https://ubuntu.com/security/CVE-2017-5929

Affected software / configurations for CVE-2017-5929

Vendor Product Version Raw CPE
qos logback < 1.2.0 cpe:2.3:a:qos:logback:*:*:*:*:*:*:*:*
redhat satellite 6.4 cpe:2.3:a:redhat:satellite:6.4:*:*:*:*:*:*:*
redhat satellite_capsule 6.4 cpe:2.3:a:redhat:satellite_capsule:6.4:*:*:*:*:*:*:*

References for CVE-2017-5929

URL Tags
https://access.redhat.com/errata/RHSA-2017:1675 Third Party Advisory
https://access.redhat.com/errata/RHSA-2017:1676 Third Party Advisory
https://access.redhat.com/errata/RHSA-2017:1832 Third Party Advisory
https://access.redhat.com/errata/RHSA-2018:2927 Third Party Advisory
https://lists.apache.org/thread.html/18d509024d9aeb07f0e9579066f80bf5d4dcf20467b0c240043890d1%40%3Ccommits.cassandra.apache.org%3E
https://lists.apache.org/thread.html/a6db61616180d73711d6db25703085940026e2dbc40f153f9d22b203%40%3Ccommits.cassandra.apache.org%3E
https://lists.apache.org/thread.html/fa4eaaa6ff41ac6f79811e053c152ee89b7c5da8a6ac848ae97df67f%40%3Ccommits.cassandra.apache.org%3E
https://lists.apache.org/thread.html/r0bb19330e48d5ad784fa20dacba9e5538d8d60f5cd9142e0f1432b4b%40%3Ccommits.cassandra.apache.org%3E
https://lists.apache.org/thread.html/r2a08573ddee4a86dc96d469485a5843a01710ee0dc2078dfca410c79%40%3Ccommits.cassandra.apache.org%3E
https://lists.apache.org/thread.html/r2c2d57ca180e8173c90fe313ddf8eabbdcf8e3ae196f8b9f42599790%40%3Ccommits.mnemonic.apache.org%3E
https://lists.apache.org/thread.html/r397bf63783240fbb5713389d3f889d287ae0c11509006700ac720037%40%3Ccommits.cassandra.apache.org%3E
https://lists.apache.org/thread.html/r4673642893562c58cbee60c151ded6c077e8a2d02296e862224a9161%40%3Ccommits.cassandra.apache.org%3E
https://lists.apache.org/thread.html/r632ec30791b441e2eb5a3129532bf1b689bf181d0ef7daf50bcf0fd6%40%3Ccommits.cassandra.apache.org%3E
https://lists.apache.org/thread.html/r718f27bed898008a8e037d9cc848cfc1df4d18abcbaee0cb0c142cfb%40%3Ccommits.cassandra.apache.org%3E
https://lists.apache.org/thread.html/r967953a14e05016bc4bcae9ef3dd92e770181158b4246976ed8295c9%40%3Cdev.brooklyn.apache.org%3E
https://lists.apache.org/thread.html/ra007cec726a3927c918ec94c4316d05d1829c49eae8dc3648adc35e2%40%3Ccommits.cassandra.apache.org%3E
https://lists.apache.org/thread.html/rbb4dfca2f7e3e8f3570eec21c79832d33a51dfde6762725660b60169%40%3Cdev.mnemonic.apache.org%3E
https://lists.apache.org/thread.html/rc5f0cc2f3b153bdf15ee7389d78585829abc9c7af4d322ba1085dd3e%40%3Ccommits.cassandra.apache.org%3E
https://lists.apache.org/thread.html/rd2227af3c9ada2a72dc72ed05517f5857a34d487580e1f2803922ff9%40%3Ccommits.cassandra.apache.org%3E
https://lists.apache.org/thread.html/re9b787727291786dfe088e3cd078c7d195c0b5781e15d3cd24a3b2fc%40%3Cdev.mnemonic.apache.org%3E
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