The (1) pcmd and (2) pmlogger init scripts in Performance Co-Pilot (PCP) before 3.6.10 allow local users to overwrite arbitrary files via a
The (1) pcmd and (2) pmlogger init scripts in Performance Co-Pilot (PCP) before 3.6.10 allow local users to overwrite arbitrary files via a symlink attack on a /var/tmp/##### temporary file.
- Published
- Nov 29, 2012
- Updated
- Jun 16, 2026
- EPSS
- 0.4% · 28th percentile
- CWE
- CWE-264
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Report tools
Action score
8
Monitor
Low priority for now.
- CVSS
- 8 / 40 · 2.1 / 10
- CISA KEV
- 0 / 30 · Not listed
- EPSS
- 0 / 30 · 0.4%
Affected systems
| Vendor | Product | CPE |
|---|---|---|
| sgi | performance co-pilot | cpe:2.3:a:sgi:performance_co-pilot |
Affected versions
NVD version ranges (for catalog products). Add the product to your stack with a version and matching uses these.
- sgi performance co-pilotup to 3.6.9 inclusive
- sgi performance co-pilot2.1.1
- sgi performance co-pilot2.1.10
- sgi performance co-pilot2.1.11
- sgi performance co-pilot2.1.2
- sgi performance co-pilot2.1.3
- sgi performance co-pilot2.1.4
- sgi performance co-pilot2.1.5
- sgi performance co-pilot2.1.6
- sgi performance co-pilot2.1.7
- sgi performance co-pilot2.1.8
- sgi performance co-pilot2.1.9
- sgi performance co-pilot2.2
- sgi performance co-pilot3.6.4
- sgi performance co-pilot3.6.5
- sgi performance co-pilot3.6.6
- sgi performance co-pilot3.6.8
Package-level exposure
OSV and GitHub Advisory data: ecosystem, package and range. SBOM matching uses this table.
| Ecosystem | Package | Affected range | Fix |
|---|---|---|---|
| Debian:12 | pcp | before 3.7.1 | 3.7.1 |
Same product
sgi: all recordsOther highest-scoring records for the same primary product.
- CVE-2001-0823The pmpost program in Performance Co-Pilot (PCP) before 2.2.1-3 allows a local user to gain privileges via a symlink attack on the NOTICES f28Monitor
- CVE-2023-6917Pcp: unsafe use of directories allows pcp to root privilege escalation26Monitor
- CVE-2012-3418libpcp in Performance Co-Pilot (PCP) before 3.6.5 allows remote attackers to cause a denial of service and possibly execute arbitrary code v22Monitor
- CVE-2012-3421The pduread function in pdu.c in libpcp in Performance Co-Pilot (PCP) before 3.6.5 does not properly time out connections, which allows remo21Monitor
- CVE-2012-3420Multiple memory leaks in Performance Co-Pilot (PCP) before 3.6.5 allow remote attackers to cause a denial of service (memory consumption or 21Monitor
- CVE-2012-3419Performance Co-Pilot (PCP) before 3.6.5 exports some of the /proc file system, which allows attackers to obtain sensitive information such a21Monitor
Remediation
Which version to upgrade to
Fix versions compiled from the vendor, package registries and Microsoft. Verify the vendor's note before upgrading.
| Product / package | Fixed version | Source |
|---|---|---|
| debian:pcp | 3.7.1 · Debian:12 | Package registry (OSV) |
Exploit status
No known public exploit
No public exploit has been observed yet. That doesn't mean you're safe, only that the bar is a little higher.
Research context
For pentesters and researchers: attack profile, score disagreement, timeline, patch commits, credits, variant and chain candidates, bug bounty scope. All derived from existing data; no exploit code.
Timeline
From publication to today: proof of concept, Metasploit module, CISA KEV and fix record. Dates are as reported by the sources.
No dated events beyond publication.
FIRST EPSS daily score; only changes of 0.01 or more are recorded (step chart).
Patch and commit links
Commit, PR and diff links among the references. A starting point for patch-diffing and variant hunting; fixes, not exploits.
No commit or PR link among the references.
Credits
All researchersFinders, reporters and analysts named in the CNA record. Click a name for that researcher’s other records.
No credits in the CNA record.
Variant candidates
Same product, same weakness class, within 18 months. If the patch missed the root cause, the sibling bug is here.
No nightly-computed relations.
Chain candidates
An authentication bypass and a privilege-requiring bug in the same product, published close together: combined they may become an unauthenticated path.
—
Bug bounty scope
No known public program.
Source: bounty-targets-data (public HackerOne, Bugcrowd, Intigriti, YesWeHack listings).
Technical details
Attack conditions
- No special conditions are required; it is repeatable.
If successful
- Confidentiality
- none
- Integrity
- P · data or configuration can be modified
- Availability
- none
- Attack complexity
- Low
- Confidentiality impact
- None
- Integrity impact
- P
- Availability impact
- None
Weakness class (CWE)
CWE-264 · Permissions, Privileges, and Access ControlsCVSS vector
AV:L/AC:L/Au:N/C:N/I:P/A:N
nvd-primary
Attack context
MITRE CAPEC attack patterns and ATT&CK techniques for this weakness class (CWE). A starting point for detection rules and threat hunting.
MITRE has no CAPEC/ATT&CK mapping for this CWE.
Noroxi analysis
No Noroxi analysis for this record yet
We don't hand-write analysis for all 385,000+ vulnerabilities; that wouldn't be honest. For notable, high-impact vulnerabilities our team writes the mechanism, detection and remediation steps.
We use this product, ask for helpChange log
- Fix✗ → ✓
For records you follow, these changes also arrive as notifications. →
References
- lists.opensuse.org/opensuse-security-announce/2013-01/msg00024.html
- www.securityfocus.com/bid/56656
- bugzilla.novell.com/show_bug.cgi?id=782967
- bugzilla.redhat.com/show_bug.cgi?id=875842
Vendor advisories and official records. Exploit/PoC links are deliberately left out.