How severe is CVE-2021-27624?

CVE-2021-27624 has a CVSS 3.x base score of 5.9, rated medium severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2021-27624 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (65th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-27624?

CVE-2021-27624 primarily affects Sap Netweaver As Internet Graphics Server. In total, 5 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2021-27624?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2021-27624 published?

CVE-2021-27624 was published on 2021-06-09 and last updated on 2026-06-17.

CVE-2021-27624

CVE-2021-27624 is a medium-severity vulnerability in Sap Netweaver As Internet Graphics Server with a CVSS 3.x base score of 5.9. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-787.

Key facts

Severity: Medium (CVSS 3.x base score 5.9)
CVSS v2: 4.3
EPSS exploit prediction: 1% (65th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-787
Affected product: Sap Netweaver As Internet Graphics Server
Published: 2021-06-09
Last modified: 2026-06-17

Description

SAP Internet Graphics Service, versions - 7.20,7.20EXT,7.53,7.20_EX2,7.81, allows an unauthenticated attacker after retrieving an existing system state value can submit a malicious IGS request over a network which due to insufficient input validation in method CiXMLIStreamRawBuffer::readRaw () which will trigger an internal memory corruption error in the system causing the system to crash and rendering it unavailable. In this attack, no data in the system can be viewed or modified.

Frequently asked questions

What is CVE-2021-27624?: SAP Internet Graphics Service, versions - 7.20,7.20EXT,7.53,7.20_EX2,7.81, allows an unauthenticated attacker after retrieving an existing system state value can submit a malicious IGS request over a network which due to insufficient input validation in method CiXMLIStreamRawBuffer::readRaw () which will trigger an internal memory corruption error in the system causing the system to crash and rendering it unavailable. In this attack, no data in the system can be viewed or modified.
How severe is CVE-2021-27624?: CVE-2021-27624 has a CVSS 3.x base score of 5.9, rated medium severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2021-27624 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (65th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-27624?: CVE-2021-27624 primarily affects Sap Netweaver As Internet Graphics Server. In total, 5 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2021-27624?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2021-27624 published?: CVE-2021-27624 was published on 2021-06-09 and last updated on 2026-06-17.

References

Affected products (5)

cpe:2.3:a:sap:netweaver_as_internet_graphics_server:7.20:*:*:*:*:*:*:*
cpe:2.3:a:sap:netweaver_as_internet_graphics_server:7.20ex2:*:*:*:*:*:*:*
cpe:2.3:a:sap:netweaver_as_internet_graphics_server:7.20ext:*:*:*:*:*:*:*
cpe:2.3:a:sap:netweaver_as_internet_graphics_server:7.53:*:*:*:*:*:*:*
cpe:2.3:a:sap:netweaver_as_internet_graphics_server:7.81:*:*:*:*:*:*:*

More vulnerabilities in Sap Netweaver As Internet Graphics Server

CVE-2021-27627 — Medium (CVSS 5.9): SAP Internet Graphics Service, versions - 7.20,7.20EXT,7.53,7.20_EX2,7.81, allows an unauthenticated attacker after…
CVE-2021-27626 — Medium (CVSS 5.9): SAP Internet Graphics Service, versions - 7.20,7.20EXT,7.53,7.20_EX2,7.81, allows an unauthenticated attacker after…
CVE-2021-27625 — Medium (CVSS 5.9): SAP Internet Graphics Service, versions - 7.20,7.20EXT,7.53,7.20_EX2,7.81, allows an unauthenticated attacker after…
CVE-2021-27623 — Medium (CVSS 5.9): SAP Internet Graphics Service, versions - 7.20,7.20EXT,7.53,7.20_EX2,7.81, allows an unauthenticated attacker after…
CVE-2021-27622 — Medium (CVSS 5.9): SAP Internet Graphics Service, versions - 7.20,7.20EXT,7.53,7.20_EX2,7.81, allows an unauthenticated attacker after…
CVE-2021-27620 — Medium (CVSS 5.9): SAP Internet Graphics Service, versions - 7.20,7.20EXT,7.53,7.20_EX2,7.81, allows an unauthenticated attacker after…

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