CVE-2020-26418: debian debian_linux
CVSS: 5.3v3.1MediumModified
AliasesUBUNTU-CVE-2020-26418DEBIAN-CVE-2020-26418
Published 11-12-2020Last modified 04-08-2024
Vulnerability summary
CVE-2020-26418 is a medium (CVSS 5.3) vulnerability in debian debian_linux. EPSS estimates a 3.00% chance of exploitation in the next 30 days, higher than 87.1% of scored vulnerabilities. 1 public exploit is recorded.
CVSS score
5.3/10
010
Medium · v3.1 (NVD)EPSS score
3.00%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits1reference
Advisory lineage
Upstream 0 · Downstream 5 · Related 4Timeline
- 11-12-2020PublishedVulnerability first disclosed.
- 04-08-2024Last modifiedVulnerability information updated.
Description
Memory leak in Kafka protocol dissector in Wireshark 3.4.0 and 3.2.0 to 3.2.8 allows denial of service via packet injection or crafted capture file.
CVSS metrics
5 scores · 4 sources · 2 versionsMedium 5.3Preferred score · NVD (NIST)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:LSources4 sources · 3.1–5.3
- CVE.orgCNA3.1LowCVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:N/A:LDiffers
- OSV · UbuntuEcosystem advisory · calculated5.3MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
- OSV · DebianEcosystem advisory · calculated5.3MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Medium 5.0Preferred score · NVD (NIST)
AV:N/AC:L/Au:N/C:N/I:N/A:PSourcesSingle source
EPSS trend
Probability
3.00%
Chance of exploitation in the next 30 days
Percentile
87%
Versus all other CVEs
30-day change
0.00 pp
From 3.00% on 19-09-2026
19-09-202619-10-2026
EPSS score3.00%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
1 foundExploit Reference (gitlab.com)
Maturity: unknown
Weaknesses
CWE · root causeAffected systems
Debian2 products
- wireshark< 3.4.1-1
- debian_linuxEOL9.0
Fedoraproject1 product
- fedoraEOL32 | 33
Oracle1 product
The wireshark foundation1 product
- wireshark3.4.0 | ≥ 3.2.0 to <3.2.9 (No fix recorded)
Ubuntu1 product
- wiresharkAll versions (No fix recorded)
Wireshark1 product
- wiresharkEOL≥ 3.2.0, ≤ 3.2.8 | 3.4.0
6 vendors · 7 products
References
12 links- gitlab.com/wireshark/wireshark/-/issues/16739X Refsource MISCREPORTExploitIssue TrackingThird Party Advisory
- gitlab.com/gitlab-org/cves/-/blob/master/2020/CVE-2020-26418.jsonX Refsource CONFIRMREPORTThird Party Advisory
lists.debian.org/debian-lts-announce/2021/02/msg00008.htmlMailing ListX Refsource MLISTThird Party Advisory- gitlab.com/wireshark/…REPORT