HIGH
CVE-2021-45082
CWE-77Published: February 19, 2022· Updated: Jun 17, 2026
7.8
CVSS v3.1
Official Description
An issue was discovered in Cobbler before 3.3.1. In the templar.py file, the function check_for_invalid_imports can allow Cheetah code to import Python modules via the "#from MODULE import" substring. (Only lines beginning with #import are blocked.)
Technical Analysis
CVE-2021-45082 requires local access, meaning attackers must already have a foothold on the target system.
Exploitation requires low privileges, which limits the exposure to scenarios where an attacker has already gained initial access.
A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 7.8.
CVSS v3.1 Vector Breakdown
Exploitability
Attack VectorLocal
Attack ComplexityLow
Privileges Req.Low
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Affected Vendors & Products
cobbler_project1 product(s)
cobbler
Fedora1 product(s)
fedora
openSUSE2 product(s)
factorybackports
SUSE1 product(s)
linux enterprise server
Source: NVD CPE · 9 total CPE entries
Exploit & PoC Resources
NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
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GitHub PoC Search
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Rapid7 / Metasploit
Metasploit module search
PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
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Official Patches & Advisories
All References (10)
→
https://bugzilla.suse.com/show_bug.cgi?id=1193678Exploit · Issue Tracking · Patch · Third Party Advisory
→
https://github.com/cobbler/cobbler/releasesRelease Notes · Third Party Advisory
→
https://bugzilla.suse.com/show_bug.cgi?id=1193678Exploit · Issue Tracking · Patch · Third Party Advisory
→
https://github.com/cobbler/cobbler/releasesRelease Notes · Third Party Advisory
Quick Facts
CVE IDCVE-2021-45082
CVSS Score7.8 / 10
SeverityHIGH
WeaknessCWE-77
CISA KEVNo
Affected4 vendor(s)
PublishedFeb 19, 2022
Related CVEs (CWE-77)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2021-45082 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.