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CVE detail

CVE-2021-42550

In logback version 1.2.7 and prior versions, an attacker with the required privileges to edit configurations files could craft a malicious configuration allowing to execute arbitrary code loaded from LDAP servers.

CVSS 6.6 · MediumBuzz score 20.4

Buzz score

Why this CVE is surfacing

Buzz score total 20.4

This all-time snapshot uses the same composite formula as Trending across a 30-year evidence window, rather than a current rolling window.

Buzz score components · mention 13.9 · diversity 6.5 · KEV 0.0 · OTX 0.0 · PoC 0.0
Mention score
13.9
3 evidence mentions in the snapshot
Diversity score
6.5
2 sources across 1 categories
KEV score
0.0
No KEV entry observed
OTX score
0.0
0 OTX pulses
PoC score
0.0
0 repos · best confidence N/A
Best PoC traction
0
Maximum stars on a matched PoC repo

Why it matters now

Mention timeline

Total mentions
0
within the 30d window
Peak daily
0
highest bucket

Evidence

Source links by recency

Newest mentions first
3 source links · newest first
  • The worst cyber attacks of 2021Security Affairs

    Which are the cyber attacks of 2021 that had the major impact on organizations worldwide in terms of financial losses and disruption of the operations? CNA Financial (March 2021) – CNA Financial, one of the largest insurance companies in the US, reportedly paid a $40 million ransom to restore access to its files following a […]

    newssecurityaffairs.comJan 3, 2022, 11:03 AM
  • The developers of Log4j have patched another remote code execution vulnerability affecting the widely used logging utility.

    newswww.securityweek.comDec 29, 2021, 12:35 PM
  • Researchers from DrWeb monitored attacks leveraging exploits for vulnerabilities in the Apache Log4j library Researchers from DrWeb monitored attacks leveraging exploits for vulnerabilities (CVE-2021-44228, CVE-2021-45046, CVE2021-4104, and CVE-2021-42550) in the Apache Log4j library warning of the need to adopt protective measures. The vulnerabilities can allow threat actors to execute arbitrary code on the target systems, […]

    newssecurityaffairs.comDec 27, 2021, 2:26 PM

Exploit code

Public exploit repository references

Public PoC repositories are third-party, potentially unsafe artifacts. Treat their code as untrusted and use it only on authorized systems in an isolated, least-privilege environment. cvebuzz does not execute the code or verify that an exploit works.

0 repository references · best confidence N/A · max 0 stars
No public PoC repositories have been matched yet.

Related records

Similar CVEs

6 related CVEs with shared weakness or product evidence