CVE-2020-27678
CRITICAL
9.8
CVSS Score
Published: October 23, 2020 at 08:25 PM UTC
Updated: June 17, 2026 at 03:09 AM UTC
3 products affected across 3 vendorsSmartOSIllumosOmnios
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Severity
CRITICAL9.8
Exploit prediction
EPSS 1%
Description
An issue was discovered in illumos before 2020-10-22, as used in OmniOS before r151030by, r151032ay, and r151034y and SmartOS before 20201022. There is a buffer overflow in parse_user_name in lib/libpam/pam_framework.c.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
v < 2020-10-22
Affected range stops below 2020-10-22, so it looks safe — our inference, not a vendor statement
v < 20201022
Affected range stops below 20201022, so it looks safe — our inference, not a vendor statement
v < r151030byr151032 ≤ v ≤ r151032ayr151034 ≤ v < r151034y
Affected range stops below r151030by, so it looks safe — our inference, not a vendor statement
Affected range stops below r151034y, so it looks safe — our inference, not a vendor statement
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
Patch and advisory references
References (1)
x_refsource_MISCPatchThird Party Advisory
Source: [email protected]
https://github.com/illumos/illumos-gate/commit/1d276e0b382cf066dae93640746d8b4c54d15452CVSS
- Attack Vector
- NETWORK
- Complexity
- LOW
- Privileges
- NONE
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality
- HIGH
- Integrity
- HIGH
- Availability
- HIGH
Vector?
Quick Info
StatusMODIFIED
CWE
CWE-120
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