CVE-2015-1847: Directory traversal vulnerability in the web request/response interface in Appserver before 1.0.3 allows remot

Q: How do I fix CVE-2015-1847?

appserver: upgrade to newer than 1.0.2. Exact commands for each OS are on this page.

Q: Is CVE-2015-1847 being exploited?

CVE-2015-1847 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2015-1847 affect?

CVE-2015-1847 affects appserver. Severity is high (CVSS 7.5). Directory traversal vulnerability in the web request/response interface in Appserver before 1.0.3 allows remote attackers to read normally inaccessible files via a .. (dot dot) in a crafted URL.

Q: How urgent is CVE-2015-1847?

Priority 52/100. High severity; Remotely exploitable, no login, no user action

This month

HIGH 7.5REMOTEUPGRADE

CVE-2015-1847 is a high-severity flaw (CVSS 7.5) affecting appserver. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Directory traversal vulnerability in the web request/response interface in Appserver before 1.0.3 allows remote attackers to read normally inaccessible files via a .. (dot dot) in a crafted URL.

Why this priority

High severity
Remotely exploitable, no login, no user action

A fixed release or distro patch exists.

Risk facts

CVSS score	7.5 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	2.1% (top 18%)
CISA exploited list	No
Weakness	CWE-22
Published	2017-07-25
Last modified	2026-06-17

Publisher (CNA): Red Hat, Inc. · Vendor: appserver

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2017-07-25 01:29 UTCPublished CVE record published
2026-06-17 00:23 UTCUpdated Record last modified

appserver appserver UPGRADE

Affected: <= 1.0.2

Fixed in: newer than 1.0.2

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy appserver || rpm -q appserver || appserver --version

2. UPGRADE to newer than 1.0.2 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade appserver

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade appserver

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2015-1847?

appserver: upgrade to newer than 1.0.2. Exact commands for each OS are on this page.

Is CVE-2015-1847 being exploited?

CVE-2015-1847 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2015-1847 affect?

CVE-2015-1847 affects appserver. Severity is high (CVSS 7.5). Directory traversal vulnerability in the web request/response interface in Appserver before 1.0.3 allows remote attackers to read normally inaccessible files via a .. (dot dot) in a crafted URL.

How urgent is CVE-2015-1847?

Priority 52/100. High severity; Remotely exploitable, no login, no user action

References

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