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CVE-2012-2291· NVD / CVE Program· CNA dell

EMC Avamar Client 4.x, 5.x, and 6.x on HP-UX and Mac OS X, and the EMC Avamar plugin 4.x, 5.x, and 6.x for Oracle, uses world-writable permi

EMC Avamar Client 4.x, 5.x, and 6.x on HP-UX and Mac OS X, and the EMC Avamar plugin 4.x, 5.x, and 6.x for Oracle, uses world-writable permissions for cache directories, which allows local users to gain privileges via an unspecified symlink attack.

HighCVSS 7.2 · v2.0—No exploit No fix recorded
Published
Jan 21, 2013
Updated
Jun 16, 2026
EPSS
0.3% · 24th percentile
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Report tools

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Action score

28

Monitor

Low priority for now.

CVSS
28 / 40 · 7.2 / 10
CISA KEV
0 / 30 · Not listed
EPSS
0 / 30 · 0.3%

Affected systems

VendorProduct
emcavamar
emcavamar plugin
applemac os x
hphp-ux

Affected versions

NVD version ranges (for catalog products). Add the product to your stack with a version and matching uses these.

  • emc avamar4.0
  • emc avamar4.1
  • emc avamar5.0
  • emc avamar5.0.0-407
  • emc avamar5.0.4-26
  • emc avamar6.0
  • emc avamar plugin4.0
  • emc avamar plugin5.0
  • emc avamar plugin6.0
  • emc avamar plugin6.1

Same product

emc: all records

Other highest-scoring records for the same primary product.

  • CVE-2013-0945EMC Avamar Client before 6.1.101-89 does not verify that the server hostname matches a domain name in the subject's Common Name (CN) or subj
    37Monitor
  • CVE-2016-0906The web-restore interface in Avamar Data Store (ADS) and Avamar Virtual Edition (AVE) in EMC Avamar through 7.1.2 and 7.2.x through 7.2.1 al
    35Monitor
  • CVE-2011-0648Unspecified vulnerability in EMC Avamar before 5.0.4-30 allows remote authenticated users to gain privileges via unknown vectors.
    35Monitor
  • CVE-2011-1740EMC Avamar 4.x, 5.0.x, and 6.0.x before 6.0.0-592 allows remote authenticated users to modify client data or obtain sensitive information ab
    30Monitor
  • CVE-2010-1919Unspecified vulnerability in EMC Avamar 4.1.x and 5.0 before SP1 allows remote attackers to cause a denial of service (gsan service hang) by
    29Monitor
  • CVE-2014-4623EMC Avamar 6.0.x, 6.1.x, and 7.0.x in Avamar Data Store (ADS) GEN4(S) and Avamar Virtual Edition (AVE), when Password Hardening before 2.0.0
    17Monitor

Remediation

Which version to upgrade to

Fix versions compiled from the vendor, package registries and Microsoft. Verify the vendor's note before upgrading.

No fix version is recorded for this entry. Check the references for vendor advisories.

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.

EPSS, last 120 days

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 researchers

Finders, 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
C · data can be read
Integrity
C · data or configuration can be modified
Availability
C · the service can be disrupted
Attack complexity
Low
Confidentiality impact
C
Integrity impact
C
Availability impact
C

Weakness class (CWE)

CWE-264 · Permissions, Privileges, and Access Controls

CVSS vector

AV:L/AC:L/Au:N/C:C/I:C/A:C

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.

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Change log

No changes recorded on tracked fields yet. Score, KEV, exploit maturity and fix status changes appear here.

References

Vendor advisories and official records. Exploit/PoC links are deliberately left out.

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