CVE-2021-43779
CVE-2021-43779 is a critical-severity vulnerability in Teclib-edition Addressing with a CVSS 3.x base score of 9.9. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-78.
Key facts
- Severity: Critical (CVSS 3.x base score 9.9)
- CVSS v2: 9.0
- EPSS exploit prediction: 9% (95th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-78
- Affected product: Teclib-edition Addressing
- Published:
- Last modified:
Description
GLPI is an open source IT Asset Management, issue tracking system and service desk system. The GLPI addressing plugin in versions < 2.9.1 suffers from authenticated Remote Code Execution vulnerability, allowing access to the server's underlying operating system using command injection abuse of functionality. There is no workaround for this issue and users are advised to upgrade or to disable the addressing plugin.
Frequently asked questions
- What is CVE-2021-43779?
- GLPI is an open source IT Asset Management, issue tracking system and service desk system. The GLPI addressing plugin in versions < 2.9.1 suffers from authenticated Remote Code Execution vulnerability, allowing access to the server's underlying operating system using command injection abuse of functionality. There is no workaround for this issue and users are advised to upgrade or to disable the addressing plugin.
- How severe is CVE-2021-43779?
- CVE-2021-43779 has a CVSS 3.x base score of 9.9, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability high.
- Is CVE-2021-43779 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 9% (95th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2021-43779?
- CVE-2021-43779 affects Teclib-edition Addressing. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2021-43779?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
- When was CVE-2021-43779 published?
- CVE-2021-43779 was published on 2022-01-05 and last updated on 2026-06-17.
References
- https://github.com/hansmach1ne/MyExploits/tree/main/RCE_GLPI_addressing_plugin
- https://github.com/pluginsGLPI/addressing/commit/6f55964803054a5acb5feda92c7c7f1d91ab5366
- https://github.com/pluginsGLPI/addressing/security/advisories/GHSA-q5fp-xpr8-77jh
- https://github.com/hansmach1ne/CVE-portfolio/tree/main/CVE-2021-43779
Affected products (1)
- cpe:2.3:a:teclib-edition:addressing:*:*:*:*:*:glpi:*:*
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