What is the CVSS score of CVE-2017-6553?

CVE-2017-6553 has a CVSS 3.0 base score of 9.8 (Critical). CVSS vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H. EPSS exploitation probability: 74.0%.

Is there a public PoC exploit available for CVE-2017-6553?

Yes, a public proof-of-concept exploit is available for CVE-2017-6553. Prioritise patching immediately. EPSS: 74.0%.

Is there a patch available for CVE-2017-6553?

Yes, a patch is available for CVE-2017-6553. Update the affected software to the latest version immediately.

Privilege Manager For Unix CVE-2017-6553

CRITICAL

Buffer Overflow (CWE-119)

2017-04-29 cve@mitre.org

Buffer Overflow Privilege Manager For Unix

9.8

CVSS 3.0 · NVD

Severity by source

NVD PRIMARY

9.8 CRITICAL

AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

CVE Published

Apr 29, 2017 - 16:59 cve.org

CRITICAL 9.8

DescriptionCVE.org

AnalysisAI

Buffer Overflow in Quest One Identity Privilege Manager for Unix before 6.0.0.061 allows remote attackers to obtain full access to the policy server via an ACT_ALERT_EVENT request that causes memory. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and EPSS exploitation probability 74.0%.

Technical ContextAI

This vulnerability is classified as Buffer Overflow (CWE-119), which allows attackers to corrupt memory to execute arbitrary code or crash the application. Buffer Overflow in Quest One Identity Privilege Manager for Unix before 6.0.0.061 allows remote attackers to obtain full access to the policy server via an ACT_ALERT_EVENT request that causes memory corruption in the pmmasterd daemon. Affected products include: Quest Privilege Manager For Unix. Version information: before 6.0.0.061.

RemediationAI

A vendor patch is available. Apply the latest security update as soon as possible. Use memory-safe languages or bounds-checking. Enable ASLR, DEP/NX, stack canaries. Use safe string functions.