CVE-2017-5503

Exploitation

Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.

SSVC decision

Not assessed by CISA

EPSS probability

1.76% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 76.4% of scored records. A rank, not a probability.

NVD base score

5.5 (CVSS v3.x), scored by the NVD independently of the CNA.

NVD CVSS vector

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

NVD analysis status

Modified. NVD last modified this record on 2026-06-17.

Red Hat severity

Moderate. Red Hat's rating for its own products, not a CVSS rating.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

Published

2017-03-01 15:00Z9 YR AGO

Last updated

2024-08-05 15:04Z2 YR AGO

Reserved

2017-01-16

Assigning CNA

mitre

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

• CWE-787Out-of-bounds WriteBase

Data version

5.1

Document digest

02668d3cf3ec05be5f246badf8012162c451eda8756ac0aad638d5dcd90f5740

• blogs.gentoo.orghttps://blogs.gentoo.org/ago/2017/01/16/jasper-invalid-memory-write-in-dec_clnpass-jpc_t1dec-c/x_refsource_MISC
• www.securityfocus.com95683http://www.securityfocus.com/bid/95683vdb-entryx_refsource_BID
• www.openwall.com[oss-security] 20170117 Re: Re: jasper: invalid memory write in dec_clnpass (jpc_t1dec.c)http://www.openwall.com/lists/oss-security/2017/01/17/10mailing-listx_refsource_MLIST
• www.openwall.com[oss-security] 20170116 jasper: invalid memory write in dec_clnpass (jpc_t1dec.c)http://www.openwall.com/lists/oss-security/2017/01/16/3mailing-listx_refsource_MLIST
• security.gentoo.orgGLSA-201908-03https://security.gentoo.org/glsa/201908-03vendor-advisoryx_refsource_GENTOO
• lists.opensuse.orgopenSUSE-SU-2020:1517http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00082.htmlvendor-advisoryx_refsource_SUSE
• lists.opensuse.orgopenSUSE-SU-2020:1523http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00085.htmlvendor-advisoryx_refsource_SUSE