Skip to content
Noroxi
CVE-2015-1848· NVD / CVE Program· CNA redhat

The pcs daemon (pcsd) in PCS 0.9.137 and earlier does not set the secure flag for a cookie in an https session, which makes it easier for re

The pcs daemon (pcsd) in PCS 0.9.137 and earlier does not set the secure flag for a cookie in an https session, which makes it easier for remote attackers to capture this cookie by intercepting its transmission within an http session. NOTE: this issue was SPLIT per ADT2 due to different vulnerability types. CVE-2015-3983 is for the issue with not setting the HTTPOnly flag.

MediumCVSS 6.8 · v2.0—No exploit Fix available
Published
May 14, 2015
Updated
Jun 16, 2026
EPSS
2.4% · 83th percentile
Follow this CVE

Sign in to follow · You’ll be notified if a followed record enters KEV, gets an exploit or is updated.

Report tools

JSON

Action score

28

Monitor

Low priority for now.

CVSS
27 / 40 · 6.8 / 10
CISA KEV
0 / 30 · Not listed
EPSS
1 / 30 · 2.4%

Affected systems

VendorProduct
fedorapacemaker configuration system
redhatenterprise linux high availability
redhatenterprise linux high availability eus
redhatenterprise linux resilient storage
redhatenterprise linux resilient storage eus

Affected versions

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

  • fedora pacemaker configuration systemup to 0.9.137 inclusive
  • redhat enterprise linux high availability6.0
  • redhat enterprise linux high availability7.0
  • redhat enterprise linux high availability eus6.6.z
  • redhat enterprise linux high availability eus7.1
  • redhat enterprise linux resilient storage6.0
  • redhat enterprise linux resilient storage7.0
  • redhat enterprise linux resilient storage eus6.6.z
  • redhat enterprise linux resilient storage eus7.1

Package-level exposure

OSV and GitHub Advisory data: ecosystem, package and range. SBOM matching uses this table.

EcosystemPackageAffected rangeFix
Red Hat:enterprise_linux:6::serverpcsbefore 0:0.9.123-9.el6_6.20:0.9.123-9.el6_6.2
Red Hat:enterprise_linux:6::serverpcs-debuginfobefore 0:0.9.123-9.el6_6.20:0.9.123-9.el6_6.2
Red Hat:enterprise_linux:7::serverpcsbefore 0:0.9.137-13.el7_1.20:0.9.137-13.el7_1.2
Red Hat:enterprise_linux:7::serverpcs-debuginfobefore 0:0.9.137-13.el7_1.20:0.9.137-13.el7_1.2
Red Hat:enterprise_linux:7::serverpython-clufterbefore 0:0.9.137-13.el7_1.20:0.9.137-13.el7_1.2

Same product

fedora: all records

Other highest-scoring records for the same primary product.

  • CVE-2015-3983The pcs daemon (pcsd) in PCS 0.9.137 and earlier does not include the HTTPOnly flag in a Set-Cookie header, which makes it easier for remote
    18Monitor

Remediation

Which version to upgrade to

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

Product / packageFixed versionSource
red hat:pcs0:0.9.137-13.el7_1.2 · Red Hat:enterprise_linux:7::serverPackage registry (OSV)
red hat:pcs-debuginfo0:0.9.137-13.el7_1.2 · Red Hat:enterprise_linux:7::serverPackage registry (OSV)
red hat:python-clufter0:0.9.137-13.el7_1.2 · Red Hat:enterprise_linux:7::serverPackage 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.

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

    If successful

    Confidentiality
    P · data can be read
    Integrity
    P · data or configuration can be modified
    Availability
    P · the service can be disrupted
    Attack complexity
    M
    Confidentiality impact
    P
    Integrity impact
    P
    Availability impact
    P

    Weakness class (CWE)

    CWE-310 · Cryptographic Issues

    CVSS vector

    AV:N/AC:M/Au:N/C:P/I:P/A:P

    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 help

    Change log

    1. Fix✗ → ✓

    For records you follow, these changes also arrive as notifications. →

    References

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

    All records